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CVE-2011-1843

Integer overflow in conf.c in Tinyproxy before 1.8.3 might allow remote attackers to bypass...

6.8 MediumFix available

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.

What does this mean?
Severity
6.8 MediumCVSS 2.0, NVD
Exploit chance
1.34%EPSS, 71st percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
1.8.2-2tinyproxy +2 more

Description

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

1.34%Up 0.2 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
tinyproxy
Debian:12
before 1.8.2-2
1.8.2-2
tinyproxy
Debian:13
before 1.8.2-2
1.8.2-2
tinyproxy
Debian:14
before 1.8.2-2
1.8.2-2

What each source reports

NVD Score used6.8

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 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-189
Updated
2026-11-02
CVE ListNo 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-2011-1841No 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-cgghNo 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
OSVNo 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-2011-1843No 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

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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