CVE-2011-1843
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass...
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass intended access restrictions in opportunistic circumstances via a TCP connection, related to improper handling of invalid port numbers.
Exploit likelihood
What each source reports
NVD Score used
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass intended access restrictions in opportunistic circumstances via a TCP connection, related to improper handling of invalid port numbers.
- Record
CVE-2011-1843- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-189
- Updated
- 2026-11-02
CVE List No score
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass intended access restrictions in opportunistic circumstances via a TCP connection, related to improper handling of invalid port numbers.
- Record
CVE-2011-1843- Updated
- 2026-11-02
EUVDEUVD-2011-1841 No score
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass intended access restrictions in opportunistic circumstances via a TCP connection, related to improper handling of invalid port numbers.
- Record
EUVD-2011-1841- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xm8h-gm5v-cggh No score
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass...
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass intended access restrictions in opportunistic circumstances via a TCP connection, related to improper handling of invalid port numbers.
- Record
GHSA-xm8h-gm5v-cggh- Updated
- 2026-11-02
OSV No score
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass intended access restrictions in opportunistic circumstances via a TCP connection, related to improper handling of invalid port numbers.
- Record
CVE-2011-1843- Updated
- 2026-11-02
OSVDEBIAN-CVE-2011-1843 No score
Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass intended access restrictions in opportunistic circumstances via a TCP connection, related to improper handling of invalid port numbers.
- Record
DEBIAN-CVE-2011-1843- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-1843 is a medium vulnerability (CVSS 6.8) in Banu Tinyproxy, published May 3, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.34%, the 71st percentile. Fixed in tinyproxy 1.8.2-2.