Siemens Parasolid/Simcenter Femap X_T File out-of-bounds write

Summaryinfo

A vulnerability identified as critical has been detected in Siemens Parasolid and Simcenter Femap. This impacts an unknown function of the component X_T File Handler. Performing a manipulation results in out-of-bounds write. This vulnerability is identified as CVE-2022-39140. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Siemens Parasolid and Simcenter Femap (affected version not known). This affects some unknown functionality of the component X_T File Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability has been identified in Parasolid V33.1 (All versions < V33.1.262), Parasolid V34.0 (All versions < V34.0.252), Parasolid V34.1 (All versions < V34.1.242), Parasolid V35.0 (All versions < V35.0.161), Simcenter Femap V2022.1 (All versions < V2022.1.3), Simcenter Femap V2022.2 (All versions < V2022.2.2). The affected application contains an out of bounds write past the end of an allocated buffer while parsing specially crafted X_T files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-17292)

The weakness was released 09/13/2022 as ZDI-CAN-17292. It is possible to read the advisory at cert-portal.siemens.com. This vulnerability is uniquely identified as CVE-2022-39140 since 09/01/2022. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/15/2022).

Upgrading eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Siemens

Name

• Parasolid
• Simcenter Femap

License

• commercial

Website

• Vendor: https://www.siemens.com/

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion