Wireshark 2.6.0 RTCP Dissector packet-rtcp.c Packet memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Wireshark 2.6.0. It has been declared as critical. This affects an unknown function of the file epan/dissectors/packet-rtcp.c of the component RTCP Dissector. Such manipulation as part of Packet leads to memory corruption. This vulnerability is uniquely identified as CVE-2018-11355. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Wireshark 2.6.0 (Packet Analyzer Software). Affected by this issue is some unknown processing of the file epan/dissectors/packet-rtcp.c of the component RTCP Dissector. The manipulation as part of a Packet leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In Wireshark 2.6.0, the RTCP dissector could crash. This was addressed in epan/dissectors/packet-rtcp.c by avoiding a buffer overflow for packet status chunks.

The bug was discovered 05/22/2018. The weakness was disclosed 05/22/2018 as Bug 14673 as confirmed bug report (Bugzilla). The advisory is available at bugs.wireshark.org. This vulnerability is handled as CVE-2018-11355 since 05/21/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 110328 (Fedora 27 : 1:wireshark (2018-d1cfa444d2)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171605 (SUSE Enterprise Linux Security Update for wireshark (SUSE-SU-2018:2891-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110328) and SecurityFocus (BID 104308†). The entries VDB-111209, VDB-118081, VDB-118083 and VDB-118084 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 7.5
NVD 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: 110328
Nessus Name: Fedora 27 : 1:wireshark (2018-d1cfa444d2)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54636
OpenVAS Name: Wireshark Security Updates (wnpa-sec-2018-32_wnpa-sec-2018-27_wnpa-sec-2018-26) (MACOSX)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Patch: 99d27a5fd2c540f837154aca3b3647f5ccfa0c33

Timelineinfo

05/21/2018 🔍
05/22/2018 +0 days 🔍
05/22/2018 +0 days 🔍
05/22/2018 +0 days 🔍
05/23/2018 +1 days 🔍
06/05/2018 +13 days 🔍
06/06/2018 +1 days 🔍
03/14/2023 +1742 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: Bug 14673
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-11355 (🔍)
GCVE (CVE): GCVE-0-2018-11355
GCVE (VulDB): GCVE-100-118082
SecurityFocus: 104308
SecurityTracker: 1041036

See also: 🔍

Entryinfo

Created: 05/23/2018 08:51
Updated: 03/14/2023 16:19
Changes: 05/23/2018 08:51 (76), 02/07/2020 21:59 (4), 03/14/2023 16:19 (6)
Complete: 🔍
Cache ID: 216::103

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