CVE-2011-4542 describes a critical command injection vulnerability in Hastymail2 versions prior to 2.1.1 RC2, affecting the Hastymail2 webmail client. This flaw allows unauthenticated remote attackers to execute arbitrary commands on the server by manipulating the 'rs' or 'rsargs[]' parameters within a mailbox Drafts action. With a CVSS score of 7.5 and an EPSS score indicating high exploitability, this vulnerability poses a significant risk of complete compromise of confidentiality, integrity, and availability. While not listed on CISA's KEV catalog, a Metasploit module and ExploitDB entry confirm the existence of publicly available exploit code, though community discussion and media coverage remain low.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:hastymail:hastymail2:*:beta1:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:hastymail:hastymail2:*:beta2:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:hastymail:hastymail2:*:beta3:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:hastymail:hastymail2:*:rc1:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:hastymail:hastymail2:*:rc2:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.