Alexander Leonov (@leonov_av) 's Twitter Profile
Alexander Leonov

@leonov_av

Vulnerability assessment, *nix security, compliance management, security automation

ID: 369375393

linkhttps://avleonov.com calendar_today07-09-2011 07:43:54

1,1K Tweet

1,1K Followers

373 Following

Alexander Leonov (@leonov_av) 's Twitter Profile Photo

WinRAR RCE (CVE-2025-6218, CVE-2025-8088) has been exploited in phishing attacks by Paper Werewolf/GOFFEE and separately to deploy RomCom backdoors. #WinRAR #BiZone #ESET #RomCom #PaperWerewolf #GOFFEE ➡️ t.me/avleonovcom/15…

WinRAR RCE (CVE-2025-6218, CVE-2025-8088) has been exploited in phishing attacks by Paper Werewolf/GOFFEE and separately to deploy RomCom backdoors. #WinRAR #BiZone #ESET #RomCom #PaperWerewolf #GOFFEE
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

🚨 August #LinuxPatchWednesday: 867 vulns (455 in Kernel) - nearly 2× July. 1 exploited in the wild (#Chromium CVE-2025-6558). 72 with public exploits: #WordPress, #Kubernetes, #NVIDIA #ContainerToolkit, #PostgreSQL, #Kafka, #7Zip. ➡️ t.me/avleonovcom/15…

🚨 August #LinuxPatchWednesday: 867 vulns (455 in Kernel) - nearly 2× July. 1 exploited in the wild (#Chromium CVE-2025-6558). 72 with public exploits: #WordPress, #Kubernetes, #NVIDIA #ContainerToolkit, #PostgreSQL, #Kafka, #7Zip.
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

September Microsoft Patch Tuesday: 103 vulnerabilities (29 fewer than August), 25 added since last MSPT. None exploited in the wild; two have public PoCs. #Vulristics #PatchTuesday #Microsoft #Windows #Newtonsoft #Azure ➡️ t.me/avleonovcom/15…

September Microsoft Patch Tuesday: 103 vulnerabilities (29 fewer than August), 25 added since last MSPT. None exploited in the wild; two have public PoCs. #Vulristics #PatchTuesday #Microsoft #Windows #Newtonsoft #Azure 
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

👾 CVE-2025-31324 & CVE-2025-42999: SAP NetWeaver Visual Composer RCEs exploited in the wild; public exploits available. Patches released, but thousands of orgs may remain vulnerable. #SAP #NetWeaver #Onapsis ➡️ t.me/avleonovcom/15…

👾 CVE-2025-31324 & CVE-2025-42999: SAP NetWeaver Visual Composer RCEs exploited in the wild; public exploits available. Patches released, but thousands of orgs may remain vulnerable. #SAP #NetWeaver #Onapsis
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

Symlink nightmare: 7-Zip RCE (CVE-2025-55188) lets attackers escape extraction dirs. Fixed in 25.01. #7Zip ➡️ t.me/avleonovcom/15…

Symlink nightmare: 7-Zip RCE (CVE-2025-55188) lets attackers escape extraction dirs. Fixed in 25.01. #7Zip
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

September Linux Patch Wednesday. In September, Linux vendors began addressing 748 vulnerabilities, slightly fewer than in August. Of these, 552 are in the Linux Kernel. Of all of them, the RCE in Asterisk looks the most promising. 🤔 What do you think? ➡️ t.me/avleonovcom/15…

September Linux Patch Wednesday. In September, Linux vendors began addressing 748 vulnerabilities, slightly fewer than in August. Of these, 552 are in the Linux Kernel. Of all of them, the RCE in Asterisk looks the most promising. 🤔 What do you think?
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

🚨 Critical RCE vulnerabilities found in TrueConf Server (BDU:2025-10114/15/16), security updates released Aug 27. #TrueConf #PTSWARM #PositiveTechnologies ➡️ t.me/avleonovcom/15…

🚨 Critical RCE vulnerabilities found in TrueConf Server (BDU:2025-10114/15/16), security updates released Aug 27. #TrueConf #PTSWARM #PositiveTechnologies
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

September "In the Trend of VM" (#19): WinRAR, 7-Zip, SAP NetWeaver & TrueConf Server vulnerabilities — no Microsoft flaws this month! 😲🙂#TrendVulns #PositiveTechnologies #WinRAR #BiZone #ESET #RomCom #SAP #NetWeaver #Onapsis #7Zip #TrueConf #PTSWARM ➡️ t.me/avleonovcom/15…

September "In the Trend of VM" (#19): WinRAR, 7-Zip, SAP NetWeaver & TrueConf Server vulnerabilities — no Microsoft flaws this month! 😲🙂#TrendVulns #PositiveTechnologies #WinRAR #BiZone #ESET #RomCom #SAP #NetWeaver #Onapsis #7Zip #TrueConf #PTSWARM
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

Exploit PoCs often hide in blogs or vendor pages. Now VulnersCom gathers them too, making data more complete. 🧰📈 #Vulners #Vulristics #exploit ➡️ t.me/avleonovcom/15…

Exploit PoCs often hide in blogs or vendor pages. Now <a href="/VulnersCom/">VulnersCom</a>  gathers them too, making data more complete. 🧰📈 #Vulners #Vulristics #exploit
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

👾 ArcaneDoor strikes again: CVE-2025-20333 & CVE-2025-20362 allow remote code execution on Cisco ASA/FTD. Over 45k hosts at risk. #Cisco #CiscoASA #CiscoFTD #ArcaneDoor #RayInitiator #LINEVIPER #Shadowserver ➡️ t.me/avleonovcom/15…

👾 ArcaneDoor strikes again: CVE-2025-20333 &amp; CVE-2025-20362 allow remote code execution on Cisco ASA/FTD. Over 45k hosts at risk. #Cisco #CiscoASA #CiscoFTD #ArcaneDoor #RayInitiator #LINEVIPER #Shadowserver
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

🚨 Elevation of Privilege in Sudo (CVE-2025-32463): local attackers can escalate to root. Exploits are public, patches released, KEV listed. #Linux #sudo ➡️ t.me/avleonovcom/15…

🚨 Elevation of Privilege in Sudo (CVE-2025-32463): local attackers can escalate to root. Exploits are public, patches released, KEV listed. #Linux #sudo
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

🪟 October Microsoft Patch Tuesday. 213 vulns - 2× September. 41 added mid-cycle. 4 exploited in the wild. #Vulristics #PatchTuesday #Microsoft #Windows #IGELOS #Chromium #Unity #WSUS ➡️ t.me/avleonovcom/15…

🪟 October Microsoft Patch Tuesday. 213 vulns - 2× September. 41 added mid-cycle. 4 exploited in the wild. #Vulristics #PatchTuesday #Microsoft #Windows #IGELOS #Chromium #Unity #WSUS
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

October Linux Patch Wednesday. 801 vulns, 546 in Kernel. One exploited in wild. 39 more with public exploits. #Vulristics #Linux #VMware #Redis #RediShell #OpenSSH #7Zip #FreeIPA #Asterisk #MapServer #Binutils #OpenBabel ➡️ t.me/avleonovcom/15…

October Linux Patch Wednesday. 801 vulns, 546 in Kernel. One exploited in wild. 39 more with public exploits. #Vulristics #Linux #VMware #Redis #RediShell #OpenSSH #7Zip #FreeIPA #Asterisk #MapServer #Binutils #OpenBabel
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

⚠️ CVE-2025-59287 — RCE in WSUS is being actively exploited in the wild; a public exploit is available — patch and reboot your WSUS servers now! #Microsoft #Windows #WSUS ➡️ t.me/avleonovcom/15…

⚠️ CVE-2025-59287 — RCE in WSUS is being actively exploited in the wild; a public exploit is available — patch and reboot your WSUS servers now! #Microsoft #Windows #WSUS
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

⚠️ XSS in Zimbra (CVE-2025-27915) lets JS run via an email with a malicious .ics — exploit published Sep 30; used in the wild vs Brazil’s military before Jan 27 patch. #Zimbra #StrikeReadyLabs ➡️ t.me/avleonovcom/15…

⚠️ XSS in Zimbra (CVE-2025-27915) lets JS run via an email with a malicious .ics — exploit published Sep 30; used in the wild vs Brazil’s military before Jan 27 patch. #Zimbra #StrikeReadyLabs
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

🚨 Windows Agere Modem Driver (ltmdm64.sys) CVE‑2025‑24990 lets local attackers gain admin privileges — patched Oct 14, known since 2014; exploit public on Oct 16, CISA flags active attacks. #Windows #Agere #ltmdm64 ➡️ t.me/avleonovcom/15…

🚨 Windows Agere Modem Driver (ltmdm64.sys) CVE‑2025‑24990 lets local attackers gain admin privileges — patched Oct 14, known since 2014; exploit public on Oct 16, CISA flags active attacks. #Windows #Agere #ltmdm64
➡️ t.me/avleonovcom/15…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

⚠️ Redis RCE "RediShell" (CVE-2025-49844): ~330k instances exposed on the Internet; PoC public. Patch to 8.2.2 now. #Redis #Wiz ➡️ t.me/avleonovcom/16…

⚠️ Redis RCE "RediShell" (CVE-2025-49844): ~330k instances exposed on the Internet; PoC public. Patch to 8.2.2 now. #Redis #Wiz 
➡️ t.me/avleonovcom/16…
Alexander Leonov (@leonov_av) 's Twitter Profile Photo

🎯🐧 CVE-2025-38001: Linux Kernel HFSC vulnerability = root privileges for local attackers. Patch came in June, exploit in July, media silence since. #Linux #LinuxKernel #HFSC ➡️ t.me/avleonovcom/16…

🎯🐧 CVE-2025-38001: Linux Kernel HFSC vulnerability = root privileges for local attackers. Patch came in June, exploit in July, media silence since. #Linux #LinuxKernel #HFSC
➡️ t.me/avleonovcom/16…