CVE-2012-1423 describes a bypass vulnerability in the TAR file parsers of multiple antivirus products, including Command Antivirus, Emsisoft Anti-Malware, and Fortinet Antivirus. Attackers can evade malware detection by crafting a POSIX TAR file that begins with an "MZ" character sequence. The vulnerability has a CVSS score of 4.3, indicating a medium attack complexity and a potential impact of partial integrity loss, with no confidentiality or availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.2.11.5CPE matchmatch criteria | cpe:2.3:a:authentium:command_antivirus:5.2.11.5:*:*:*:*:*:*:* | ||
5.1.0.1CPE matchmatch criteria | cpe:2.3:a:emsisoft:anti-malware:5.1.0.1:*:*:*:*:*:*:* | ||
5795CPE matchmatch criteria | cpe:2.3:a:eset:nod32_antivirus:5795:*:*:*:*:*:*:* | ||
4.6.2.117CPE matchmatch criteria | cpe:2.3:a:f-prot:f-prot_antivirus:4.6.2.117:*:*:*:*:*:*:* | ||
4.2.254.0CPE matchmatch criteria | cpe:2.3:a:fortinet:fortinet_antivirus:4.2.254.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:N/I:P/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.