CVE-2025-29479

hiredis: Heap Buffer Overflow in Hiredis

Published Apr 7, 2025 CVSS 3.1 · 4.0 Medium EPSS n/a KEV · Not listed

Description

DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.

Affected Products

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2025-10432	Buffer Overflow in hiredis 1.2.0 allows a local attacker to cause a denial of service via the sdscatlen function.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/lmarch2/poc/blob/main/hiredis/hiredis.md
https://nvd.nist.gov/vuln/detail/CVE-2025-29479
https://www.cve.org/CVERecord?id=CVE-2025-29479

History

Jun 18, 2025 4:00 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics	threat_severity `Moderate`	threat_severity `None`

Apr 12, 2025 5:45 PM Weaknesses updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
Weaknesses	CWE-120
Metrics	cvssV3_1 `{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}`	cvssV3_1 `{'score': 4.0, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}`

Apr 12, 2025 5:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics	ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Apr 12, 2025 5:00 PM Description updated. References updated View changes

Type	Values Removed	Values Added
Description	Buffer Overflow in hiredis 1.2.0 allows a local attacker to cause a denial of service via the sdscatlen function. NOTE: this is disputed by the Supplier because the issue only occurs if a calling program omits required arguments.	DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.
References	https://github.com/redis/hiredis/issues/1293

Apr 12, 2025 4:45 PM Description updated. Added references View changes

Type	Values Removed	Values Added
Description	Buffer Overflow in hiredis 1.2.0 allows a local attacker to cause a denial of service via the sdscatlen function.	Buffer Overflow in hiredis 1.2.0 allows a local attacker to cause a denial of service via the sdscatlen function. NOTE: this is disputed by the Supplier because the issue only occurs if a calling program omits required arguments.
References		https://github.com/redis/hiredis/issues/1293

Apr 9, 2025 2:15 PM Weaknesses updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
Weaknesses		CWE-120
Metrics	cvssV3_1 `{'score': 4.0, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}`	ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}` cvssV3_1 `{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}`

Apr 9, 2025 2:00 AM Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Title		hiredis: Heap Buffer Overflow in Hiredis
Weaknesses		CWE-122
References		https://nvd.nist.gov/vuln/detail/CVE-2025-29479 https://www.cve.org/CVERecord?id=CVE-2025-29479
Metrics	threat_severity `None`	cvssV3_1 `{'score': 4.0, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}` threat_severity `Moderate`

Apr 7, 2025 7:45 PM Description updated. Added references View changes

Type	Values Removed	Values Added
Description		Buffer Overflow in hiredis 1.2.0 allows a local attacker to cause a denial of service via the sdscatlen function.
References		https://github.com/lmarch2/poc/blob/main/hiredis/hiredis.md