01 Record
CVE-2011-1431
The STARTTLS implementation in qmail-smtpd.c in qmail-smtpd in the netqmail-1.06-tls patch for netqmail 1.06 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The STARTTLS implementation in qmail-smtpd.c in qmail-smtpd in the netqmail-1.06-tls patch for netqmail 1.06 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.59% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.3% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-03-16 22:00Z15 YR AGO
- Last updated
- 2024-08-06 22:28Z2 YR AGO
- Reserved
- 2011-03-16
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- 569222d8ba14fa2b41dfbfd1a6e97a5bdb495ddd7cff69d631c47ebb902fad52
05 Affected products
VendorProductVersionsPlatforms
06 References
- exchange.xforce.ibmcloud.commultiple-starttls-command-execution(65932)https://exchange.xforce.ibmcloud.com/vulnerabilities/65932
- www.kb.cert.orghttp://www.kb.cert.org/vuls/id/MAPG-8D9M5Q
- inoa.nethttp://inoa.net/qmail-tls/vu555316.patch
- www.postfix.orghttp://www.postfix.org/CVE-2011-0411.html
- www.vupen.comADV-2011-0612http://www.vupen.com/english/advisories/2011/0612
- www.securityfocus.com46767http://www.securityfocus.com/bid/46767
- www.kb.cert.orgVU#555316http://www.kb.cert.org/vuls/id/555316
- www.securityfocus.com20110307 Plaintext injection in STARTTLS (multiple implementations)http://www.securityfocus.com/archive/1/516901
- securityreason.com8144http://securityreason.com/securityalert/8144