cURL up to 7.59.0 RTSP memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in cURL up to 7.59.0. This impacts an unknown function of the component RTSP Handler. This manipulation causes memory corruption. This vulnerability is handled as CVE-2018-1000301. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in cURL up to 7.59.0 (Network Utility Software). Affected by this vulnerability is an unknown code of the component RTSP Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

curl version curl 7.20.0 to and including curl 7.59.0 contains a CWE-126: Buffer Over-read vulnerability in denial of service that can result in curl can be tricked into reading data beyond the end of a heap based buffer used to store downloaded RTSP content.. This vulnerability appears to have been fixed in curl < 7.20.0 and curl >= 7.60.0.

The bug was discovered 05/16/2018. The weakness was released 05/24/2018 (Website). It is possible to read the advisory at curl.haxx.se. This vulnerability is known as CVE-2018-1000301 since 05/08/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 109931 (openSUSE Security Update : curl (openSUSE-2018-471)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 237019 (Red Hat Update for curl and nss-pem (RHSA-2018:3157)).

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (109931) and SecurityFocus (BID 104225†). Entries connected to this vulnerability are available at VDB-79791, VDB-95830, VDB-97118 and VDB-99028. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

ADP CISA Base Score: 9.1
ADP CISA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 109931
Nessus Name: openSUSE Security Update : curl (openSUSE-2018-471)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 850095
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 1379-1] curl security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/08/2018 🔍
05/16/2018 +8 days 🔍
05/16/2018 +0 days 🔍
05/18/2018 +2 days 🔍
05/21/2018 +3 days 🔍
05/24/2018 +2 days 🔍
05/24/2018 +0 days 🔍
05/25/2018 +1 days 🔍
04/16/2026 +2882 days 🔍

Sourcesinfo

Advisory: RHSA-2018:3157
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-1000301 (🔍)
GCVE (CVE): GCVE-0-2018-1000301
GCVE (VulDB): GCVE-100-118171

OVAL: 🔍

SecurityFocus: 104225 - cURL CVE-2018-1000301 Information Disclosure Vulnerability
SecurityTracker: 1040931

See also: 🔍

Entryinfo

Created: 05/25/2018 08:40
Updated: 04/16/2026 00:00
Changes: 05/25/2018 08:40 (73), 02/08/2020 15:36 (6), 03/17/2023 08:28 (5), 04/16/2026 00:00 (26)
Complete: 🔍
Cache ID: 216::103

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