cURL 8.5.0 OSCP Verification lib/vtls/openssl.c servercert improper check for certificate revocation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in cURL 8.5.0. Affected by this vulnerability is the function servercert of the file lib/vtls/openssl.c of the component OSCP Verification. The manipulation leads to improper check for certificate revocation. This vulnerability is documented as CVE-2024-0853. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in cURL 8.5.0 (Network Utility Software). This issue affects the function servercert of the file lib/vtls/openssl.c of the component OSCP Verification. The manipulation with an unknown input leads to a improper check for certificate revocation vulnerability. Using CWE to declare the problem leads to CWE-299. The product does not check or incorrectly checks the revocation status of a certificate, which may cause it to use a certificate that has been compromised. Impacted is integrity.

The weakness was released 01/31/2024. The advisory is shared at curl.se. The identification of this vulnerability is CVE-2024-0853 since 01/24/2024. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1557.003 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 215916 (Azure Linux 3.0 Security Update: curl (CVE-2024-0853)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 8.6.0 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch c28e9478cb2548848ec is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (215916) and CERT Bund (WID-SEC-2024-0894). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Oracle MySQL
  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Xerox FreeFlow Print Server
  • RESF Rocky Linux
  • MariaDB MariaDB

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.9
VulDB Meta Temp Score: 3.9

VulDB Base Score: 2.6
VulDB Temp Score: 2.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper check for certificate revocation
CWE: CWE-299 / CWE-298 / CWE-295
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 215916
Nessus Name: Azure Linux 3.0 Security Update: curl (CVE-2024-0853)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: cURL 8.6.0
Patch: c28e9478cb2548848ec

Timelineinfo

01/24/2024 🔍
01/31/2024 +7 days 🔍
01/31/2024 +0 days 🔍
09/06/2025 +584 days 🔍

Sourcesinfo

Product: github.com

Advisory: curl.se
Status: Confirmed

CVE: CVE-2024-0853 (🔍)
GCVE (CVE): GCVE-0-2024-0853
GCVE (VulDB): GCVE-100-252461
CERT Bund: WID-SEC-2024-0894 - Oracle MySQL: Mehrere Schwachstellen

Entryinfo

Created: 01/31/2024 10:44
Updated: 09/06/2025 21:24
Changes: 01/31/2024 10:44 (43), 02/22/2024 13:50 (1), 02/22/2024 13:56 (11), 02/12/2025 00:29 (17), 09/06/2025 21:24 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!