Is CVE-2023-25950 in the CISA KEV catalog?

No. CVE-2023-25950 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-25950?

CVE-2023-25950 has a CVSS v3 base score of 7.3 (HIGH).

What is the EPSS score for CVE-2023-25950?

CVE-2023-25950 has an EPSS score of 2.94% (85th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-25950?

Upgrade haproxy on debian 12 to 2.6.8-1 or later.

CVE & CISA-KEV Catalog

CVE-2023-25950

HIGHEPSS 85th pctl

7.3

CVSS v3

NVD

Description

HTTP request/response smuggling vulnerability in HAProxy version 2.7.0, and 2.6.1 to 2.6.7 allows a remote attacker to alter a legitimate user's request. As a result, the attacker may obtain sensitive information or cause a denial-of-service (DoS) condition.

CWE-444

How to fix

Remediation Available

haproxyDebian

Fixed in:2.6.8-1CVE-2023-25950

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Exploit Intelligence

2.94%probability of exploitation in 30 days

85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

Third-Party Advisory1

jvn.jp

Product1

haproxy.org

Other references1

git.haproxy.org

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-02-11.