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amazonAmazonALAS2-2019-1378
HistoryDec 16, 2019 - 6:45 p.m.

Critical: openslp

2019-12-1618:45:00
alas.aws.amazon.com
20

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.9 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.033 Low

EPSS

Percentile

91.2%

Issue Overview:

A heap-based buffer overflow was discovered in OpenSLP in the way the slpd service processes URLs in service request messages. A remote unauthenticated attacker could register a service with a specially crafted URL that, when used during a service request message, would trigger the flaw and cause the program to crash or to remotely execute code with the privileges of the slpd service.(CVE-2019-5544)

Affected Packages:

openslp

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update openslp to update your system.

New Packages:

aarch64:  
    openslp-2.0.0-8.amzn2.aarch64  
    openslp-server-2.0.0-8.amzn2.aarch64  
    openslp-devel-2.0.0-8.amzn2.aarch64  
    openslp-debuginfo-2.0.0-8.amzn2.aarch64  
  
i686:  
    openslp-2.0.0-8.amzn2.i686  
    openslp-server-2.0.0-8.amzn2.i686  
    openslp-devel-2.0.0-8.amzn2.i686  
    openslp-debuginfo-2.0.0-8.amzn2.i686  
  
src:  
    openslp-2.0.0-8.amzn2.src  
  
x86_64:  
    openslp-2.0.0-8.amzn2.x86_64  
    openslp-server-2.0.0-8.amzn2.x86_64  
    openslp-devel-2.0.0-8.amzn2.x86_64  
    openslp-debuginfo-2.0.0-8.amzn2.x86_64  

Additional References

Red Hat: CVE-2019-5544

Mitre: CVE-2019-5544

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.9 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.033 Low

EPSS

Percentile

91.2%