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ibmIBMCCA1591E0F1D2A042015C15BA7CBF394B7DA866182E4D436FFDE21239FD620FC
HistoryOct 03, 2023 - 2:06 p.m.

Security Bulletin: A vulnerability in libcURL affect IBM Rational ClearCase.

2023-10-0314:06:51
www.ibm.com
15

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

38.5%

Summary

libcURL vulnerabilities were disclosed by the libcURL Project. libcURL is used by IBM Rational ClearCase. CVE-2023-23916

Vulnerability Details

CVEID:CVE-2023-23916
**DESCRIPTION:**cURL libcurl is vulnerable to a denial of service, caused by a flaw in the decompression chain implementation. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause memory errors, and results in a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/247437 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Product(s) Version(s)
IBM Rational ClearCase 9.1
IBM Rational ClearCase 9.0.2

Remediation/Fixes

Apply a fix pack as listed in the table below.

Affected Versions

|

Applying the fix

โ€”|โ€”
9.1 through 9.1.0.4| Install Rational ClearCase Fix Pack 5 (9.1.0.5) for 9.1
9.0.2 through 9.0.2.7| Install Rational ClearCase Fix Pack 8 (9.0.2.8) for 9.0.2

For 9.0.2.X and earlier releases, IBM recommends upgrading to a fixed, supported version/release/platform of the product.

_For 10.0.0.x releases, IBM recommends upgrading to 10.0.1.x release. _

Workarounds and Mitigations

None

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

38.5%