CVE-2011-1947 fetchmail 5.9.9 through 6.3.19 does not properly limit the wait time after issuing a (1) STARTTLS or (2) STLS request, which allows remote servers to cause a denial of service (application hang) by ac...
MediumCVSS 5.0
EPSS 2.6%
- Published
- Updated
- Exploit status
- No public exploit known
Description
fetchmail 5.9.9 through 6.3.19 does not properly limit the wait time after issuing a (1) STARTTLS or (2) STLS request, which allows remote servers to cause a denial of service (application hang) by acknowledging the request but not sending additional packets.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| fetchmail | = 5.9.9 | No fix listed |
| fetchmail | = 5.9.10 | No fix listed |
| fetchmail | = 5.9.11 | No fix listed |
| fetchmail | = 5.9.13 | No fix listed |
| fetchmail | = 6.0.0 | No fix listed |
| fetchmail | = 6.1.0 | No fix listed |
| fetchmail | = 6.1.3 | No fix listed |
| fetchmail | = 6.2.0 | No fix listed |
| fetchmail | = 6.2.1 | No fix listed |
| fetchmail | = 6.2.2 | No fix listed |
| fetchmail | = 6.2.3 | No fix listed |
| fetchmail | = 6.2.4 | No fix listed |
| fetchmail | = 6.2.5 | No fix listed |
| fetchmail | = 6.2.5.1 | No fix listed |
| fetchmail | = 6.2.5.2 | No fix listed |
| fetchmail | = 6.2.5.4 | No fix listed |
| fetchmail | = 6.2.6-pre4 | No fix listed |
| fetchmail | = 6.2.6-pre8 | No fix listed |
| fetchmail | = 6.2.6-pre9 | No fix listed |
| fetchmail | = 6.2.9-rc10 | No fix listed |
| fetchmail | = 6.2.9-rc3 | No fix listed |
| fetchmail | = 6.2.9-rc4 | No fix listed |
| fetchmail | = 6.2.9-rc5 | No fix listed |
| fetchmail | = 6.2.9-rc7 | No fix listed |
| fetchmail | = 6.2.9-rc8 | No fix listed |
Show 30 more
| Product | Affected versions | Fixed in |
|---|---|---|
| fetchmail | = 6.2.9-rc9 | No fix listed |
| fetchmail | = 6.3.0 | No fix listed |
| fetchmail | = 6.3.1 | No fix listed |
| fetchmail | = 6.3.2 | No fix listed |
| fetchmail | = 6.3.3 | No fix listed |
| fetchmail | = 6.3.4 | No fix listed |
| fetchmail | = 6.3.5 | No fix listed |
| fetchmail | = 6.3.6 | No fix listed |
| fetchmail | = 6.3.6-rc1 | No fix listed |
| fetchmail | = 6.3.6-rc2 | No fix listed |
| fetchmail | = 6.3.6-rc3 | No fix listed |
| fetchmail | = 6.3.6-rc4 | No fix listed |
| fetchmail | = 6.3.6-rc5 | No fix listed |
| fetchmail | = 6.3.7 | No fix listed |
| fetchmail | = 6.3.8 | No fix listed |
| fetchmail | = 6.3.9 | No fix listed |
| fetchmail | = 6.3.9-rc2 | No fix listed |
| fetchmail | = 6.3.10 | No fix listed |
| fetchmail | = 6.3.11 | No fix listed |
| fetchmail | = 6.3.12 | No fix listed |
| fetchmail | = 6.3.13 | No fix listed |
| fetchmail | = 6.3.14 | No fix listed |
| fetchmail | = 6.3.15 | No fix listed |
| fetchmail | = 6.3.16 | No fix listed |
| fetchmail | = 6.3.17 | No fix listed |
| fetchmail | = 6.3.18 | No fix listed |
| fetchmail | = 6.3.19 | No fix listed |
| debian/fetchmail(Debian:12) | < 6.3.22-1 | 6.3.22-1 |
| debian/fetchmail(Debian:13) | < 6.3.22-1 | 6.3.22-1 |
| debian/fetchmail(Debian:14) | < 6.3.22-1 | 6.3.22-1 |
References
- gitorious.org
- FEDORA-2011-8059 vendor-advisory
- FEDORA-2011-8011 vendor-advisory
- FEDORA-2011-8021 vendor-advisory
- [oss-security] 20110530 CVE request for fetchmail STARTTLS hang (Denial of Service) mailing-list
- [oss-security] 20110531 Re: CVE request for fetchmail STARTTLS hang (Denial of Service) mailing-list
- [oss-security] 20110531 Re: CVE request for fetchmail STARTTLS hang (Denial of Service) mailing-list
- [oss-security] 20110601 Re: CVE request for fetchmail STARTTLS hang (Denial of Service) mailing-list
- www.fetchmail.info
- MDVSA-2011:107 vendor-advisory
- 20110606 fetchmail security announcement fetchmail-SA-2011-01 (CVE-2011-1947) mailing-list
- 48043 vdb-entry
- 1025605 vdb-entry
- fetchmail-starttls-dos(67700) vdb-entry
- Debian Security Tracker CVE-2011-1947 vendor-advisory