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amazonAmazonALAS2-2019-1356
HistoryNov 04, 2019 - 10:39 p.m.

Medium: uriparser

2019-11-0422:39:00
alas.aws.amazon.com
7

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

9.6 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

0.009 Low

EPSS

Percentile

82.8%

Issue Overview:

An issue was discovered in uriparser before 0.9.0. UriQuery.c allows an out-of-bounds write via a uriComposeQuery* or uriComposeQueryEx* function because the ‘&’ character is mishandled in certain contexts.(CVE-2018-19198)

An issue was discovered in uriparser before 0.9.0. UriQuery.c allows an integer overflow via a uriComposeQuery* or uriComposeQueryEx* function because of an unchecked multiplication.(CVE-2018-19199)

Affected Packages:

uriparser

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 uriparser to update your system.

New Packages:

aarch64:  
    uriparser-0.7.5-10.amzn2.aarch64  
    uriparser-devel-0.7.5-10.amzn2.aarch64  
    uriparser-debuginfo-0.7.5-10.amzn2.aarch64  
  
i686:  
    uriparser-0.7.5-10.amzn2.i686  
    uriparser-devel-0.7.5-10.amzn2.i686  
    uriparser-debuginfo-0.7.5-10.amzn2.i686  
  
src:  
    uriparser-0.7.5-10.amzn2.src  
  
x86_64:  
    uriparser-0.7.5-10.amzn2.x86_64  
    uriparser-devel-0.7.5-10.amzn2.x86_64  
    uriparser-debuginfo-0.7.5-10.amzn2.x86_64  

Additional References

Red Hat: CVE-2018-19198, CVE-2018-19199

Mitre: CVE-2018-19198, CVE-2018-19199

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

9.6 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

0.009 Low

EPSS

Percentile

82.8%