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amazonAmazonALAS2-2018-1060
HistoryAug 21, 2018 - 5:11 p.m.

Important: openslp

2018-08-2117:11:00
alas.aws.amazon.com
10

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

9.7 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

0.008 Low

EPSS

Percentile

81.5%

Issue Overview:

A use-after-free flaw in OpenSLP 1.x and 2.x baselines was discovered in the ProcessSrvRqst function. A failure to update a local pointer may lead to heap corruption. A remote attacker may be able to leverage this flaw to gain remote code execution.(CVE-2017-17833)

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:

i686:  
    openslp-2.0.0-7.amzn2.i686  
    openslp-server-2.0.0-7.amzn2.i686  
    openslp-devel-2.0.0-7.amzn2.i686  
    openslp-debuginfo-2.0.0-7.amzn2.i686  
  
src:  
    openslp-2.0.0-7.amzn2.src  
  
x86_64:  
    openslp-2.0.0-7.amzn2.x86_64  
    openslp-server-2.0.0-7.amzn2.x86_64  
    openslp-devel-2.0.0-7.amzn2.x86_64  
    openslp-debuginfo-2.0.0-7.amzn2.x86_64  

Additional References

Red Hat: CVE-2017-17833

Mitre: CVE-2017-17833

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

9.7 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

0.008 Low

EPSS

Percentile

81.5%