Siemens SCALANCE X308-2 HTTP GET Request buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$5k-$25k0.00

Summaryinfo

A vulnerability described as critical has been identified in Siemens SCALANCE X302-7 EEC, SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC, SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310FE, SCALANCE X320-1 FE, SCALANCE X320-1-2LD FE, SCALANCE X408-2, SCALANCE XR324-12M, SCALANCE XR324-12M TS, SCALANCE XR324-4M EEC, SCALANCE XR324-4M PoE, SCALANCE XR324-4M PoE TS and SCALANCE X308-2. This affects an unknown function of the component HTTP GET Request Handler. The manipulation results in buffer overflow. This vulnerability was named CVE-2022-26335. The attack may be performed from remote. There is no available exploit. Applying restrictive firewalling is recommended.

Detailsinfo

A vulnerability was found in Siemens SCALANCE X302-7 EEC, SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC, SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310FE, SCALANCE X320-1 FE, SCALANCE X320-1-2LD FE, SCALANCE X408-2, SCALANCE XR324-12M, SCALANCE XR324-12M TS, SCALANCE XR324-4M EEC, SCALANCE XR324-4M PoE, SCALANCE XR324-4M PoE TS and SCALANCE X308-2. It has been classified as critical. Affected is an unknown code block of the component HTTP GET Request Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on availability.

The weakness was presented 04/12/2022 as ssa-836527. The advisory is shared for download at cert-portal.siemens.com. This vulnerability is traded as CVE-2022-26335 since 03/01/2022. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 04/12/2022).

It is possible to mitigate the weakness by firewalling .

Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/01/2022 🔍
04/12/2022 +41 days 🔍
04/12/2022 +0 days 🔍
04/14/2022 +2 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-836527
Status: Confirmed

CVE: CVE-2022-26335 (🔍)
GCVE (CVE): GCVE-0-2022-26335
GCVE (VulDB): GCVE-100-196908

Entryinfo

Created: 04/12/2022 13:33
Updated: 04/14/2022 11:52
Changes: 04/12/2022 13:33 (38), 04/14/2022 11:52 (1)
Complete: 🔍
Cache ID: 216::103

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