CVE-2013-7177 describes a vulnerability in Fail2ban before version 0.8.11, specifically within the cyrus-imap filter, where a crafted email address can exploit an improperly designed regular expression to block an arbitrary IP address. This vulnerability has a CVSS score of 5.0 (medium severity) due to its network attack vector and low attack complexity, leading to a potential denial of service (availability impact). There is no evidence of active exploitation, public exploit code, or significant community discussion, suggesting it is not currently a high-profile threat.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.8.10CPE matchmatch criteria | cpe:2.3:a:fail2ban:fail2ban:*:*:*:*:*:*:*:* | ||
0.1.0CPE matchmatch criteria | cpe:2.3:a:fail2ban:fail2ban:0.1.0:*:*:*:*:*:*:* | ||
0.1.1CPE matchmatch criteria | cpe:2.3:a:fail2ban:fail2ban:0.1.1:*:*:*:*:*:*:* | ||
0.1.2CPE matchmatch criteria | cpe:2.3:a:fail2ban:fail2ban:0.1.2:*:*:*:*:*:*:* | ||
0.3.0CPE matchmatch criteria | cpe:2.3:a:fail2ban:fail2ban:0.3.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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.