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CVE-2013-3722

A Denial of Service (infinite loop) exists in OpenSIPS before 1.10 in lookup.c.

7.5 High

CVE-2013-3722 is a high vulnerability (CVSS 7.5) in Opensips, published February 17, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.11%, the 66th percentile. No source names a fixed version.

What does this mean?
Severity
7.5 HighCVSS 3.1, NVD
Exploit chance
1.11%EPSS, 66th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

A Denial of Service (infinite loop) exists in OpenSIPS before 1.10 in lookup.c.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

1.11%Up 0.2 points since Feb 4, 2022
90%50%10%1%

Affected products

What each source reports

NVD Score used7.5

A Denial of Service (infinite loop) exists in OpenSIPS before 1.10 in lookup.c.

Record
CVE-2013-3722
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-835
Updated
2026-11-02
CVE ListNo score

A Denial of Service (infinite loop) exists in OpenSIPS before 1.10 in lookup.c.

Record
CVE-2013-3722
Updated
2026-11-02
EUVDEUVD-2013-3655No score

A Denial of Service (infinite loop) exists in OpenSIPS before 1.10 in lookup.c.

Record
EUVD-2013-3655
Updated
2026-11-03
GitHub AdvisoriesGHSA-gf9x-6xqh-g38jNo score

A Denial of Service (infinite loop) exists in OpenSIPS before 1.10 in lookup.c.

A Denial of Service (infinite loop) exists in OpenSIPS before 1.10 in lookup.c.

Record
GHSA-gf9x-6xqh-g38j
Updated
2026-11-02

History

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

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

References

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