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CVE-2013-5580

UnknownEPSS 2.32%

Last modified

CVE-2013-5580 is a vulnerability of currently unknown severity. The (1) Conn_StartLogin and (2) cb_Read_Resolver_Result functions in conn.c in ngIRCd 18 through 20.2, when the configuration option NoticeAuth is enabled, does not properly handle the return code for the Handle_Write function, which allows remote attackers to cause a denial of service (assertion failure and server crash) via unspecified vectors, related to a "notice auth" message not being sent to a new client.. EPSS estimates a 2.32% chance of exploitation in the next 30 days.

Description

The (1) Conn_StartLogin and (2) cb_Read_Resolver_Result functions in conn.c in ngIRCd 18 through 20.2, when the configuration option NoticeAuth is enabled, does not properly handle the return code for the Handle_Write function, which allows remote attackers to cause a denial of service (assertion failure and server crash) via unspecified vectors, related to a "notice auth" message not being sent to a new client.

Metrics

EPSS Probability
2.32%

81.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
BartonNgircd18.0
BartonNgircd19.0
BartonNgircd19.1
BartonNgircd20.0
BartonNgircd20.1
BartonNgircd20.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2013-5580?
The (1) Conn_StartLogin and (2) cb_Read_Resolver_Result functions in conn.c in ngIRCd 18 through 20.2, when the configuration option NoticeAuth is enabled, does not properly handle the return code for the Handle_Write function, which allows remote attackers to cause a denial of service (assertion failure and server crash) via unspecified vectors, related to a "notice auth" message not being sent to a new client.
How severe is CVE-2013-5580?
Severity scoring for CVE-2013-5580 is pending analysis. The EPSS model estimates a 2.32% probability of exploitation in the next 30 days.
How do I fix CVE-2013-5580?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-5580?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST